Porting MeeGo to Other devices
Mitsutaka Amano [email protected] / @mitsutaka_amano
MIRACLE LINUX CORPORATION
09/27/10 2
My bio
● Mitsutaka Amano (blog.mitsutaka.org)
● Moblin
● moblin 1.x
– Contributed as a maintainer of Moblin Image Creator.● moblin 2.x
– Localization– Speaking at some events.
● MeeGo
● MeeGo v1.x
– Released the Netbook Japanese edition(v1.0).– Porting to other devices.
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Agenda
● About the MeeGo
● My activity for MeeGo
● Porting step by step
● Issues, In the future
● Misc. Demo
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My activity for MeeGo
● How to port MeeGo to other devices● Focused on Nexus One(Google, HTC)
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About the MeeGo
The new Linux distrobution, community
Headed up by Intel, Maemo by Nokia
Target smartphones, netbooks, In-Vehicle Infortainment, Connected TV, Media Phones
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Difficulty
● Easy: Supported devices by MeeGo● Normal: Unsupported Netbooks● Hard: OMAP based platforms● Harder: Smartphones● Hardest: Unsupported architecture platforms
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Step1: How to restore your devices
● Nexus One● Unlock the bootloader via fastboot cmd.
– $ fastboot oem unlock● Copying files to mtdblock from PC via
fastboot cmd.– $ fastboot flash userdata userdata.img– $ fastboot flash boot boot.img– $ fastboot flash system system.img– $ fastboot flash recovery recovery.img
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Step2: Creating an image
● Boot from microSD● mic2(0.17 or later). MeeGo Image Creator
● --format raw --arch armv7l● Write a raw image to the microSD
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Step2: Creating an image
● Android kernel 2.6.29● Change the firmware path to “/etc/firmware”● Start with mahimahi_config● Use bcm4329.ko as the wifi driver
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zImage fastboot
Loading zImage....
Mounting rootfs from/dev/mmcblk0p1....
Executing /sbin/init...
Step3: Boot
● fastboot● Load zImage to devices● ./fastboot -c 'init=/sbin/init rootwait
root=/dev/mmcblk0p1 rootfstype=ext3 rw' boot zImage
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Step4: Display X Window and the Desktop
● Handset UX(Direct UI)● xorg-x11-fbdev, (xorg-x11-evdev)● mesa-dri-swrast-driver
● Portrait default is refered of aava● /etc/meegotouch/devices.conf
● Software rendering (Too slow)
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Step5: Merge to the MeeGo kernel
● Working now!● Merge to MeeGo v1.1● Kernel 2.6.35
● ARM MSM is no supported ● [GIT PULL] ARM MSM update for 2.6.35
● No merge
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Next step: Release
● microSD image and zImage● Kickstart file● MeeGo for NexusOne(MSMQSD) will
released(Snapshots)
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Issues, In the future
● Hardware acceleration support(EGL)● Peripheral support(Sensors, Multi-touch, H/W
buttons, Telephony stack)● Complete replacement!
● Android => MeeGo :-)● Boot from mtdblock partition
● Support any smartphones. HTC, SonyEricsson, etc
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Misc.
● Android Debug Bridge(adb)● /system/bin/sh -> /bin/bash
● http://wiki.meego.com/ARM/MSMQSD
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URLs
MeeGo official page: http://meego.com/
Technical notes, Wiki page: http://wiki.meego.com/
MeeGo Japanese site: http://meego.jp/
MeeGo Users Group: http://meego-users.jp/
Bugzilla: http://bugzilla.meego.com/
Source code repository: http://meego.gitorious.org/
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Demo
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Q&A
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Thank you!
